Elementary BacteriologyLongmans, Green, 1903 - 145 páginas |
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Página 15
M. L. Dhingra. the lactic acid bacteria and the presence of air . But if milk be boiled they are uninjured ( owing to spore forma- tion ) and produce butyric fermentation , especially if milk be left without access of air . They find ...
M. L. Dhingra. the lactic acid bacteria and the presence of air . But if milk be boiled they are uninjured ( owing to spore forma- tion ) and produce butyric fermentation , especially if milk be left without access of air . They find ...
Página 27
... acid caused the growth of yeasts ; while the addition of 4 to 5 per cent . of the same acid brought about the development of moulds . It is interesting to note in this connection a remarkable property which some micro - organisms ...
... acid caused the growth of yeasts ; while the addition of 4 to 5 per cent . of the same acid brought about the development of moulds . It is interesting to note in this connection a remarkable property which some micro - organisms ...
Página 33
... acids and alkalies negatively so . Alcohol is despised by bacteria . Chemiotaxis is not confined to the bacterial cell ... acid , indol , skatol , etc. Sometimes the innocuous albumin is changed into dis- tinct animal alkaloids called ...
... acids and alkalies negatively so . Alcohol is despised by bacteria . Chemiotaxis is not confined to the bacterial cell ... acid , indol , skatol , etc. Sometimes the innocuous albumin is changed into dis- tinct animal alkaloids called ...
Página 34
... acid media the cells lose their globular shape , and become actively motile rods or threads . Again , by growing the bacillus at 38 ° C. a variety may be obtained which no longer produces pigment . In addition to red , various other ...
... acid media the cells lose their globular shape , and become actively motile rods or threads . Again , by growing the bacillus at 38 ° C. a variety may be obtained which no longer produces pigment . In addition to red , various other ...
Página 38
... acid ; and the other ( nitro- bacteria ) converts nitrous into nitric acid , but is incapable of attacking ammonium carbonates . Nitrifying bacteria do not need any organic matter for their growth ; indeed , its presence is even harmful ...
... acid ; and the other ( nitro- bacteria ) converts nitrous into nitric acid , but is incapable of attacking ammonium carbonates . Nitrifying bacteria do not need any organic matter for their growth ; indeed , its presence is even harmful ...
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Términos y frases comunes
albumin alcohol aniline animals anthrax antitoxin B.Sc bacilli bacteria Bacteriology body BOTANY cells CHEMICAL CHEMISTRY cholera cocci coli College Coloured containing Crown 8vo Curtis's Essentials D.Sc Diagrams diphtheria diplococci disease disinfectants Edition ELECTRICITY ELEMENTARY PRACTICAL Engineer Essentials of Practical Examination experimental fermentation fever flagella fluid form spores gelatine GEOMETRY germ germicidal give rise grow growth heat Hospital Illus Illustrations immunity infection inoculation INORGANIC intestinal INTRODUCTION JOHN laboratory lactic Lecturer LL.D Lond London malaria malarial Manual matter MECHANICS method methylene blue microbes microscope milk mosquito nitrification nitrogen numerous Examples organisms oxygen parasite pathogenic Ph.D PHYSICS PHYSIOLOGY pigment plants Plates Practical Bacteriology produced Professor protoplasm pure cultures putrefactive pyogenes Royal 8vo School Science soil solution species spirillum spores sputum stained sterilised streptococcus pyogenes Students substances temperature TEXT-BOOK tion tissues toxins trations TREATISE tubercle tuberculosis typhoid typhosus University vegetable venom vibrios WILLIAM Woodcuts yeast
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